\ProvidesFile{lncs.bbx}[2023/05/08 v0.7]

\RequireBibliographyStyle{numeric}

\ExecuteBibliographyOptions{giveninits=true,
  doi=true,
  minbibnames=1,
  mincrossrefs=99,
  maxbibnames=999}

\newtoggle{lncs:abbrev}
\newtoggle{lncs:series}
\newtoggle{lncs:conference}
\newtoggle{lncs:lncs}
\DeclareBibliographyOption{acronym}[true]{\toggletrue{lncs:abbrev}}
\DeclareBibliographyOption{series}[no]{
  \ifstrequal{#1}{short}{}{}
  \ifstrequal{#1}{full}{}{}
  \ifstrequal{#1}{no}{}{}
}
\DeclareBibliographyOption{conference}[long]{
  \ifstrequal{#1}{long}{}{}
  \ifstrequal{#1}{full}{}{}
  \ifstrequal{#1}{acronym}{}{}
}

%%% Field Formats

\DeclareFieldFormat{labelnumberwidth}{#1.}
\DeclareFieldFormat{journaltitle}{#1}
\DeclareFieldFormat[article,book,inproceedings,incollection,online,report,thesis,misc]{title}{#1}
\DeclareFieldFormat{booktitle}{#1}
\DeclareFieldFormat[article]{pages}{#1}
\DeclareFieldFormat{year}{(#1)}
\DeclareFieldFormat{acronym}{#1}
\DeclareFieldFormat{url}{\url{#1}}
\DeclareFieldFormat[article]{volume}{\textbf{#1}}
\DeclareFieldFormat{doi}{\url{https://doi.org/#1}}
%%% 

\defbibenvironment{bibliography}
{\list
  {\printfield[labelnumberwidth]{labelnumber}}
  {\setlength{\labelwidth}{\labelnumberwidth}%
    \setlength{\leftmargin}{\labelwidth}%
    \setlength{\labelsep}{.5em}%
    \addtolength{\leftmargin}{\labelsep}%
    \setlength{\itemsep}{\bibitemsep}%
    \setlength{\parsep}{\bibparsep}}%
  \renewcommand*{\makelabel}[1]{\hss##1}}
{\endlist}
{\item}

\DeclareStyleSourcemap{
  \maps[datatype=bibtex]{
    \map{
      \step[fieldsource=series,
      match=\regexp{Lecture\s+Notes\s+in\s+Computer\s+Science},
      replace={LNCS}]
      \step[fieldsource=series,
      match=\regexp{Lecture\s+Notes\s+in\s+Artificial\s+Intelligence},
      replace={LNAI}]
      \step[fieldsource=series,
      match=\regexp{Lecture\s+Notes\s+in\s+Business\s+Information\s+Processing},
      replace={LNBIP}]
    }
  }
}

\DeclareSourcemap{
  \maps[datatype=bibtex]{
    \map{
      \step[ % copies url to doi field if it starts with https://doi.org/ or http://dx.doi.org/. This does not overwrite doi.
      fieldsource=url,
      match=\regexp{https?://(dx.)?doi.org/(.+)},
      fieldtarget=doi,
      ]
      \step[ % removes https://doi.org/ or http://dx.doi.org/ string from doi field
      fieldsource=doi,
      match=\regexp{https?://(dx.)?doi.org/(.+)},
      replace=\regexp{$2}
      ]
    }
    \map{ % removes url + urldate field from all entries that have a doi field with https://doi.org/ or http://dx.doi.org/ string. If url is undefined or does not match \regexp{https?://(dx.)?doi.org/(.+)}, then processing of this \map immediately terminates.
      \step[fieldsource=url, match=\regexp{https?://(dx.)?doi.org/(.+)}, final]
      \step[fieldset=url, null]
      \step[fieldset=urldate, null]
    }
  }
}

\renewbibmacro{journal}{%
  \iffieldundef{shortjournal}
  {\printfield{journaltitle}}
  {\printfield[journal]{shortjournal}}%
}

\renewbibmacro*{institution+location+date}{%
  \iflistundef{institution}
  {\setunit*{\addcomma\space}}
  {\setunit*{\addcolon\space}}%
  \printlist{institution}%
  \setunit*{\addcomma\space}
  \printlist{location}%
  \setunit{\addspace}
  \printfield{year}%
  \newunit}

\newbibmacro{journal:info}{
  \iffieldundef{volume}
  {\iffieldundef{year}
    {\iffieldundef{pubstate}
      {}
      {(\printfield{pubstate})}}
    {\printfield{year}}}
  {\printfield{volume}%
    \iffieldundef{number}{}{(\printfield{number})}%
    \iffieldundef{pages}
    {\addspace\printfield{year}}
    {\addcomma\addspace\printfield{pages}\addspace\printfield{year}}
  }
}

\newbibmacro{proceedingstitle}{%
  \iffieldundef{booktitle}
  {\printfield{eventtitle}}
  {\printfield{booktitle}}
}

\newbibmacro{acronym/booktitle}{%
  \iffieldundef{acronym}
  {\usebibmacro{proceedingstitle}}
  {\printfield{acronym}}%
  \addperiod\addspace
}

\newbibmacro{publisher+location}{%
  \iftoggle{lncs:lncs}
  {\printtext{Springer, Heidelberg}}
  {\printlist{publisher}%
    \iflistundef{location}
    {}
    {\addcomma\addspace\printlist{location}}%
  }%
}

\renewbibmacro{finentry}{\settoggle{lncs:lncs}{false}\finentry}
\renewcommand*{\bibinitdelim}{}

\renewcommand{\labelnamepunct}{\addcolon\space}

\newbibmacro{doi}{%
  \iftoggle{bbx:doi}
  {\printfield{doi}}
  {}%
}

\renewbibmacro*{name:andothers}{% from biblatex.def
  \ifboolexpr{
    test {\ifnumequal{\value{listcount}}{\value{liststop}}}
    and
    test \ifmorenames
  }
  {\ifnumgreater{\value{liststop}}{1}
    {\finalandcomma}
    {}%
    \printdelim{andothersdelim}\bibstring[\emph]{andothers}} % added: \emph
  {}}

\DeclareFieldFormat{editortype}{(#1)}
\DeclareDelimFormat{editortypedelim}{\space}

\DeclareNameFormat{author}{%
  \ifdefvoid{\namepartprefix}{}{\namepartprefix\space}\namepartfamily, \namepartgiveni%
  \ifthenelse{\value{listcount}<\value{liststop}}
  {\addcomma\space}%
  {}%
  \usebibmacro{name:andothers}%
}
\DeclareNameFormat{editor}{%
  \ifdefvoid{\namepartprefix}{}{\namepartprefix\space}\namepartfamily, \namepartgiveni%
  \ifthenelse{\value{listcount}<\value{liststop}}
  {\addcomma\space}%
  {\space\ifthenelse{\value{listcount}>1}
    {(\bibstring{editors})}
    {(\bibstring{editor})}}%
}

\DeclareBibliographyDriver{article}{%
  \usebibmacro{bibindex}%
  \usebibmacro{begentry}%
  \printnames{author}%
  \setunit*{\labelnamepunct}\newblock%
  \usebibmacro{title}%
  \newunit\newblock
  \usebibmacro{journal}%
  \usebibmacro{journal:info}%
  \newunit\newblock
  \printfield{addendum}%
  \setunit{\bibpagerefpunct}\newblock
  \usebibmacro{pageref}%
  \newunit\newblock
  \iftoggle{bbx:related}
  {\usebibmacro{related:init}%
    \usebibmacro{related}}
  {}%
  \usebibmacro{doi+eprint+url}%
  \nopunct%
  \usebibmacro{finentry}%
}

\DeclareBibliographyDriver{book}{%
  \usebibmacro{bibindex}%
  \usebibmacro{begentry}%
  \ifnameundef{author}
  {\printnames{editor}}
  {\printnames{author}}%
  \setunit*{\labelnamepunct}\newblock%
  \usebibmacro{title}%
  \newunit%
  \usebibmacro{publisher+location}%
  \setunit{\addspace}
  \printfield{year}%
  \newunit\newblock
  \usebibmacro{addendum+pubstate}%
  \setunit{\bibpagerefpunct}\newblock
  \usebibmacro{pageref}%
  \newunit\newblock
  \iftoggle{bbx:related}
  {\usebibmacro{related:init}%
    \usebibmacro{related}}
  {}%
  \nopunct%
  \usebibmacro{finentry}%
}

\DeclareBibliographyDriver{inproceedings}{%
  \usebibmacro{bibindex}%
  \usebibmacro{begentry}%
  \printnames{author}
  \setunit*{\labelnamepunct}\newblock%
  \usebibmacro{title}
  \newunit\newblock
  \usebibmacro{in:}%
  \printnames{editor}%
  \newunit
  \iffieldundef{series}
  {\iftoggle{lncs:abbrev}
    {\usebibmacro{acronym/booktitle}}
    {\usebibmacro{proceedingstitle}\newunit}%
  }%
  {\ifboolexpr{
      test {\iffieldequalstr{series}{LNAI}}
      or
      test {\iffieldequalstr{series}{LNCS}}
      or
      test {\iffieldequalstr{series}{LNBIP}}
    }
    {\settoggle{lncs:lncs}{true}%
      \usebibmacro{acronym/booktitle}%
      \printfield{series}
      \addcomma\newunit
      \iffieldundef{volume}
      {\iffieldundef{number}{}{vol.\addspace\printfield{number}\addcomma}}
      {\printfield{volume}}%
    }%
    {\usebibmacro{acronym/booktitle}%
      \printfield{series}}%
  }
  \iffieldundef{pages}{}{\setunit{\addcomma\space}\printfield{pages}}%
  \newunit%
  \usebibmacro{publisher+location}%
  \setunit{\addspace}%
  \printfield{year}%
  \newunit\newblock
  \usebibmacro{addendum+pubstate}%
  \setunit{\bibpagerefpunct}\newblock
  \usebibmacro{pageref}%
  \newunit\newblock
  \iftoggle{bbx:related}
  {\usebibmacro{related:init}%
    \usebibmacro{related}}
  {}%
  \usebibmacro{doi+eprint+url}%
  \nopunct%
  \usebibmacro{finentry}%
}

\DeclareBibliographyDriver{proceedings}{PROCEEDINGS}

\DeclareBibliographyDriver{incollection}{%
  \usebibmacro{bibindex}%
  \usebibmacro{begentry}%
  \printnames{author}
  % \setunit*{\addcolon\space}
  \setunit*{\labelnamepunct}\newblock%
  \usebibmacro{title}
  % \printfield[article]{title}
  \newunit\newblock
  % \printtext{In:}
  \usebibmacro{in:}%
  \usebibmacro{maintitle+booktitle}%
  \newunit\newblock
  % \printnames{editor}
  \usebibmacro{byeditor+others}
  \newunit
  \iffieldundef{pages}{}{\addcomma\addspace\printfield{pages}}
  \newunit
  \usebibmacro{publisher+location}%
  \setunit{\addspace}%
  \printfield{year}%
  \newunit\newblock
  \usebibmacro{addendum+pubstate}%
  \setunit{\bibpagerefpunct}\newblock
  \usebibmacro{pageref}%
  \newunit\newblock
  \iftoggle{bbx:related}
  {\usebibmacro{related:init}%
    \usebibmacro{related}}
  {}%
  \usebibmacro{doi+eprint+url}%
  \nopunct%
  \usebibmacro{finentry}%
}

\DeclareBibliographyDriver{unpublished}{%
  \usebibmacro{bibindex}%
  \usebibmacro{begentry}%
  \printnames{author}%
  \setunit*{\addcolon\space}\newblock
  \printfield{title}%
  \newunit\newblock
  \printfield{note}%
  \usebibmacro{finentry}%
}

\DeclareBibliographyDriver{online}{%
  \usebibmacro{bibindex}%
  \usebibmacro{begentry}%
  \usebibmacro{author/editor+others/translator+others}%
  \setunit*{\labelnamepunct}\newblock%
  \usebibmacro{title}%
  \addcomma\newunit
  \printlist{language}%
  \newunit\newblock
  \usebibmacro{byauthor}%
  \newunit\newblock
  \usebibmacro{byeditor+others}%
  \newunit\newblock
  \printfield{version}%
  \newunit
  \printfield{note}%
  \newunit\newblock
  \printlist{organization}%
  \newunit\newblock
  \printfield{year}%
  \newunit\newblock
  \iftoggle{bbx:eprint}
  {\usebibmacro{eprint}}
  {}%
  \newunit\newblock
  \usebibmacro{url+urldate}%
  \newunit\newblock
  \usebibmacro{addendum+pubstate}%
  \setunit{\bibpagerefpunct}\newblock
  \usebibmacro{pageref}%
  \newunit\newblock
  \iftoggle{bbx:related}
  {\usebibmacro{related:init}%
    \usebibmacro{related}}
  {}%
  \usebibmacro{doi}%
  \nopunct%
  \usebibmacro{finentry}
}

\DeclareBibliographyDriver{misc}{%
  \usebibmacro{bibindex}%
  \usebibmacro{begentry}%
  \usebibmacro{author/editor+others/translator+others}%
  \setunit*{\labelnamepunct}\newblock%
  \usebibmacro{title}%
  \addcomma\newunit
  \printlist{language}%
  \newunit\newblock
  \usebibmacro{byauthor}%
  \newunit\newblock
  \usebibmacro{byeditor+others}%
  \newunit\newblock
  \printfield{howpublished}%
  \newunit\newblock
  \printfield{type}%
  \newunit
  \printfield{version}%
  \setunit{\addspace}
  \printfield{year}%
  \newunit
  \usebibmacro{doi+eprint+url}%
  \newunit
  \printfield{note}%
  \newunit\newblock
  \printlist{organization}%
  \newunit\newblock
  \usebibmacro{addendum+pubstate}%
  \setunit{\bibpagerefpunct}\newblock
  \usebibmacro{pageref}%
  \newunit\newblock
  \iftoggle{bbx:related}
  {\usebibmacro{related:init}%
    \usebibmacro{related}}
  {}%
  \usebibmacro{finentry}
}

\DeclareBibliographyDriver{thesis}{%
  \usebibmacro{bibindex}%
  \usebibmacro{begentry}%
  \printnames{author}%
  \setunit*{\addcolon\space}\newblock
  \printfield{title}%
  \newunit\newblock
  \printfield{type}
  \addcomma\newunit
  \usebibmacro{institution+location+date}%
  \usebibmacro{doi+eprint+url}%
  \usebibmacro{finentry}%
}

\DeclareBibliographyDriver{report}{%
  \usebibmacro{bibindex}%
  \usebibmacro{begentry}%
  \usebibmacro{author/editor+others/translator+others}%
  \setunit*{\labelnamepunct}\newblock%
  \usebibmacro{title}%
  \newunit
  \printlist{language}%
  \newunit\newblock
  \usebibmacro{byauthor}%
  \newunit\newblock
  \printfield{type}%
  \setunit*{\addspace}%
  \printfield{number}%
  \addcomma\newunit\newblock
  \printfield{version}%
  \newunit
  \printfield{note}%
  \newunit\newblock
  \usebibmacro{chapter+pages}%
  \newunit
  \printfield{pagetotal}%
  \newunit\newblock
  \iftoggle{bbx:isbn}
  {\printfield{isrn}}
  {}%
  \newunit\newblock
  \usebibmacro{institution+location+date}%
  % \newunit\newblock
  \newunit\newblock
  \usebibmacro{addendum+pubstate}%
  \setunit{\bibpagerefpunct}\newblock
  \usebibmacro{pageref}%
  \newunit\newblock
  \iftoggle{bbx:related}
  {\usebibmacro{related:init}%
    \usebibmacro{related}}
  {}%
  \usebibmacro{doi+eprint+url}%
  \nopunct%
  \usebibmacro{finentry}
}

% \DeclareBibliographyDriver{*}{%
% Titolo: \printfield{title}\\
% Autore: \printnames{author}\\
% Prova: \printfield{acronym}%
% }